Two Way Transmission Wireless Modbus RTU, Activate Output GSM Remote Terminal Unit

System Feature

• Industrial NXP 32-bit ARM MCU
• 24×7 working, soft and hardware Double watchdog
• Support signal fileter
• Support automatic network reconnection and data re-send
• Synchronize clock with multiple way, Sms, NTP, CwtIO Server
• Configurable action schedule(second, minute, day, week, month)
• Support Interlock programming, Event trigger
• Provide configure software, visual programming, over 100 parameters can be set
• Optional inside lithium battery for power lost alarm and keep 8-20 hours working

DI feature

• Monitor dry contact(NO or NC)

DO(T) feature

• Open-collector output(drive voltage=power supply voltage, Drive current≤500mA)
• on/off/pulse DO by remote control or local event
• Status memory function for power lost

DO(K) feature

• Relay NO output(load: 2A / 125VAC,220VDC)
• DO can be activated by remote or local schedule
• Status memory function for power lost

AI feature

• Accept 4-20mA (option: 0-5V), Sampling frequency: 33Hz, 10-bit precision)
• Convert signal to actual measure value,support adjustment
• Support offset and gain, alarm parameters, upload data setting
• Detect connect or disconnect to alarm

SMS feature

• Can add 10 administrator numbers for alarm and remote control
• Sms alarm when any IO channel triggered or out of preset normal range
• All alarm and recover sms text can be edited
• Can send sms command to request any channel status or value
• Activate output by sending sms
• Sms report any IO channel’s status or value on schedule
• Remote setting via sms commands
• Forward simcard overdue sms to admin
• Support power lost sms alarm and recover sms(works with inside battery)

Wireless network communication

• With 2g, 3g, 4g, Wi-Fi version
• TCP/IP connect at most 4 servers(support Static IP address or domain)
• Events(e.g. alarm, timer) trigger upload data
• Communication protocol: Modbus TCP,http post, Cwt_IO(two-way communication)
• Support two-way data transparent transmission with RS485 or RS232